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CVE-2026-116478medium6.9

a2aproject a2a-go Push Notification agentexec.go CreateExecutor information exposure

Impact

A2aproject a2a-go up to version 2.4.0 has an information exposure vulnerability in the CreateExecutor function of the Push Notification Handler. This can be exploited remotely, resulting in information exposure through error messages.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

a2aproject · VulDB

a2a-go

6 ranges
VulDB version evidence

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affected

2.0

2.1

2.2

2.3

2.4.0

unaffected

2.5.0

unknown

Other versions: unknown

Product identifiers (CPE)cpe:2.3:a:a2aproject:a2a-go:*:*:*:*:*:*:*:*

Original source description

A vulnerability was detected in a2aproject a2a-go up to 2.4.0. This affects the function CreateExecutor of the file a2asrv/agentexec.go of the component Push Notification Handler. The manipulation results in information exposure through error message. It is possible to launch the attack remotely. Upgrading to version 2.5.0 mitigates this issue. The patch is identified as f4d588216b0c9520e94d571bab725c38ce23064c. It is recommended to upgrade the affected component.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-116478

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-209 ↗

Information Exposure Through Error Message

VulDB

Related →
CWE-200 ↗

Information Disclosure

VulDB

Related →
Contributing organizations · 1
VulDB

Assigning organization

2026-10-26

What changed

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References

8 sources
github.com/a2aproject/a2a-go/pull/393
issue-trackingVulDB
github.com/a2aproject/a2a-go/commit/f4d588216b0c9520e94d571bab725c38ce23064c
patchVulDB
github.com/a2aproject/a2a-go/releases/tag/v2.5.0
patchVulDB
vuldb.com/vuln/426391
vdb-entryVulDB
vuldb.com/vuln/426391/cti
signatureVulDB
vuldb.com/cve/CVE-2026-116478
third-party-advisoryVulDB
View 2 more references
vuldb.com/submit/1014887
third-party-advisoryVulDB
github.com/a2aproject/a2a-go/
productVulDB